October 10, 2026

AWS Data & Integration Engineer

Senior • Remote

150 - 190 PLN/yr

Kraków, Poland

Quick Facts

  • Role: AWS Data & Integration Engineer

Description

You will work on modernizing an existing Operational Data Store (ODS) platform by migrating batch-based and Heroku-based integrations to an AWS-native, near-real-time, event-driven architecture. The goal is to build a scalable integration layer for multiple data sources and downstream systems.

Responsibilities

  • Design and develop integration solutions using AWS and event-driven architecture

  • Build APIs and data flows using REST/JSON

  • Use EventBridge, SQS, SNS, Lambda, API Gateway, S3, and CloudWatch to implement messaging and processing workflows

  • Implement data contracts, schema validation, versioning, and data transformations

  • Build reliability mechanisms including retry, DLQ, idempotency, error handling, and replay

  • Integrate data from Oracle, SQL Server, PostgreSQL, Salesforce, and ServiceNow

  • Support migration of existing integrations from ODI, MuleSoft, and Heroku to AWS

  • Develop unit and integration tests and support performance testing

  • Participate in deployments, production cutovers, troubleshooting, and post-production support

  • Collaborate with the Principal Architect to define reusable enterprise integration patterns

Benefits

  • Opportunity to modernize legacy integration platforms to AWS using a near-real-time, event-driven approach

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